Sigit Sujatmika

First Author Institution: 
Universitas Sarjanawiyata Tamansiswa
Title of Paper: 
Gambier’s Product (Uncaria gambir Roxb.) as Learning Material to Enhance Critical Thinking
Category: 
Learning Quality Improvement , include Classroom Action Research and R &D in Science Education, and The Research in Science (Biology, Physics, and Chemistry)
Article Code: 
330